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Libgdx JoGL backend
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/*******************************************************************************
 * Copyright 2015 See AUTHORS file.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
package com.badlogic.gdx.backends.jogamp;

import java.net.InetSocketAddress;

import com.badlogic.gdx.Net.Protocol;
import com.badlogic.gdx.net.ServerSocket;
import com.badlogic.gdx.net.ServerSocketHints;
import com.badlogic.gdx.net.Socket;
import com.badlogic.gdx.net.SocketHints;
import com.badlogic.gdx.utils.GdxRuntimeException;

/**
 * Server socket implementation using java.net.ServerSocket.
 * 
 * @author noblemaster
 */
public class JoglServerSocket implements ServerSocket {

    private Protocol protocol;
	
	/** Our server or null for disposed, aka closed. */
	private java.net.ServerSocket server;
	
	public JoglServerSocket(Protocol protocol, int port, ServerSocketHints hints) {
		this.protocol = protocol;
		
		// create the server socket
		try {
			// initialize
			server = new java.net.ServerSocket();
			if (hints != null) {
				server.setPerformancePreferences(hints.performancePrefConnectionTime, 
															hints.performancePrefLatency, 
															hints.performancePrefBandwidth);
				server.setReuseAddress(hints.reuseAddress);
				server.setSoTimeout(hints.acceptTimeout);
				server.setReceiveBufferSize(hints.receiveBufferSize);
			}
			
			// and bind the server...
			InetSocketAddress address = new InetSocketAddress(port);
			if (hints != null) {
				server.bind(address, hints.backlog);
			}
			else {
				server.bind(address);
			}
		}
		catch (Exception e) {
			throw new GdxRuntimeException("Cannot create a server socket at port " + port + ".", e);
		}
	}

	@Override
	public Protocol getProtocol () {
		return protocol;
	}

	@Override
	public Socket accept(SocketHints hints) {
		try {
			return new JoglSocket(server.accept(), hints);
		}
		catch (Exception e) {
			throw new GdxRuntimeException("Error accepting socket.", e);
		}
	}

	@Override
	public void dispose() {
		if (server != null) {
			try {
				server.close();
				server = null;
			}
			catch (Exception e) {
				throw new GdxRuntimeException("Error closing server.", e);
			}
		}
	}

}